Location History:
- Tokyo, JP (1999 - 2003)
- Higashikurume, JP (1997 - 2010)
Company Filing History:
4 out of 5,118 
1 out of 21,351 
1 out of 10 
Years Active: 1997-2010
Title: Atsushi Hotta: Innovator in Polymer and Audio Signal Technologies
Introduction
Atsushi Hotta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of polymer science and audio signal processing. With a total of 7 patents to his name, Hotta's work showcases his innovative approach to complex engineering challenges.
Latest Patents
Among his latest patents, Hotta has developed a method for creating block copolyolefins with a tapered structure. This method involves polymerizing a first olefin monomer and a different second olefin monomer in the presence of a catalyst that supports living or quasi-living polymerization. The catalyst typically comprises two neutral metal complexes. In preferred embodiments, a tapered block copolymer structure is achieved by adding one monomer in a single batch at the start of the polymerization reaction, while the second monomer is added throughout the reaction. This invention also includes polymers with one or more tapered block copolymer sections and compositions based on these polymers.
Another notable patent is an audio signal encoding apparatus designed to prevent deterioration in the objective characteristics of a signal during encoding. This apparatus operates without relying on parameters from a psychoacoustic model based on human auditory characteristics. It includes a psychoacoustic model section, an MDCT processing section, and an iterative loop processing section. The apparatus is equipped with various components, such as an FFT operation section and a Huffman encoding section, to ensure effective signal processing.
Career Highlights
Hotta has worked with several esteemed companies, including Bridgestone Corporation and Mitsubishi Electric Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.
Collaborations
Throughout his career, Hotta has collaborated with notable colleagues, including Itsuo Tanuma and Minoru Ishiharada. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies.
Conclusion
Atsushi Hotta's contributions to polymer science and audio signal processing highlight his role as a leading inventor in these fields. His innovative patents and collaborations reflect his commitment to advancing technology and improving existing systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.